On monday ka practiced guitar for 2/3 for one hour. when she finished she practiced piano for 3/4 of one hour. how much time did ka spend practicing instruments on monday?

Ka spent practicing instruments on monday : hour

Fraction numbers are known as numerator and denominator  

On a number line, fractions are expressed in points that lie between two integers  

The general form of fractions is  

a = numerator  

b = denominator  

Mixed fractions consist of whole number and ordinary fractions  

There are a number of steps in adding fraction operations

a. Multiply top and bottom of each fraction by the denominator of the other. or

b. we can use Least Common Denominator is

the smallest of all the common denominators.

Ka practiced for guitar and for piano

so total Ka practicing instrument:

=

Because the denominator is not the same, so we can use both multiplying or least common denominator.

let we use least common denominator:

List multiples of 3: 3, 6, 9, 12, 15, 18, 21...

List multiples of 4: 4, 8, 12, 16, 20, ...        

the smallest number that is the same: = 12

then addition operation becomes :

as mixed fraction :

the total length ribbon for 64 costumes  

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A baker arrange 432 desserts  

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The average weight of the top 5 fish  

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Keywords: fraction, guitar, piano, practiced, instrument

answer: it is 1: 47 pm